.main_mainbar{
    width: 100%;
    height: 100%;
}
.main_mainbar .main_toolsbar{
    width:100%;
    height: 3%;
    background: #000000;
}

.main_mainbar .main_navbar{
    width:100%;
    height: 5%;
    background: #44ff44;
}
.main_mainbar .main_listbar{
    float: left;
    width:12%;
    height: 92%;
    background: #223344;
}
.main_mainbar .main_content{
    float: right;
    width:88%;
    height: 92%;
    background: #44ff44;
}